Sutro Biopharma, Inc.
STRO- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001382101
No open-market purchases or sales by Sutro Biopharma, Inc. insiders were filed in the last 90 days; 100 institutions reported holding it in 13F filings for Q2 2026, worth $545.7M in total; no superinvestor holds it.
13F holders, Q2 2022
Institutional positions in Sutro Biopharma, Inc. as of Jun 30, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 115
- +4 vs. Q1 2022
- Shares held
- 46.1M
- +4.50M (+10.8%) vs. Q1 2022
- Total value
- $240.9M
- −$100.7M (−29.5%) vs. Q1 2022
- New holders
- 28
- 39 more added
- Sold out
- 24
- 29 more reduced
3 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting STRO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 100 | $545.7M |
| Q1 2026 | 78 | $358.9M |
| Q4 2025 | 63 | $65.0M |
| Q3 2025 | 88 | $46.4M |
| Q2 2025 | 101 | $39.8M |
| Q1 2025 | 113 | $40.0M |
| Q4 2024 | 123 | $117.6M |
| Q3 2024 | 130 | $216.6M |
| Q2 2024 | 119 | $185.2M |
| Q1 2024 | 117 | $308.2M |
| Q4 2023 | 114 | $240.0M |
| Q3 2023 | 109 | $194.3M |
| Q2 2023 | 120 | $251.6M |
| Q1 2023 | 116 | $247.9M |
| Q4 2022 | 119 | $403.7M |
| Q3 2022 | 113 | $286.6M |
| Q2 2022 | 115 | $240.9M |
| Q1 2022 | 114 | $342.2M |
| Q4 2021 | 117 | $599.0M |
| Q3 2021 | 120 | $752.5M |
| Q2 2021 | 124 | $766.7M |
| Q1 2021 | 138 | $1.01B |
Institutions, Q2 2022
Shares, value and share of portfolio for each institution holding Sutro Biopharma, Inc.; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Suvretta Capital Management, LLC | 4,645,000 | $24.2M | 0.92% | +912,600+24.5% | Added |
| Franklin Resources Inc | 3,773,895 | $19.7M | 0.01% | +25,981+0.7% | Added |
| BlackRock Inc. | 3,722,625 | $19.4M | 0.00% | −6,204−0.2% | Reduced |
| BVF Inc | 3,447,946 | $18.0M | 0.87% | 00.0% | Unchanged |
| Holocene Advisors, LP | 2,805,197 | $14.6M | 0.09% | +973,442+53.1% | Added |
| Eventide Asset Management, LLC | 2,708,975 | $14.1M | 0.30% | 00.0% | Unchanged |
| Millennium Management LLC | 2,306,792 | $12.0M | 0.02% | +1,964,661+574.2% | Added |
| Vanguard Group Inc | 2,037,325 | $10.6M | 0.00% | −193,672−8.7% | Reduced |
| Baillie Gifford & Co | 1,865,180 | $9.72M | 0.01% | −3,321−0.2% | Reduced |
| Frazier Life Sciences Management, L.P. | 1,776,479 | $9.26M | 0.87% | 00.0% | Unchanged |
| Samsara BioCapital, LLC | 1,675,579 | $8.73M | 2.33% | 00.0% | Unchanged |
| Jacobs Levy Equity Management, Inc | 1,017,034 | $5.30M | 0.04% | +396,554+63.9% | Added |
| Rubric Capital Management LP | 900,000 | $4.69M | 0.25% | +900,000 | New |
| Geode Capital Management, LLC | 814,789 | $4.25M | 0.00% | +25,993+3.3% | Added |
| State Street Corp | 803,585 | $4.19M | 0.00% | −1,838,901−69.6% | Reduced |
| Verition Fund Management LLC | 725,081 | $3.78M | 0.08% | +725,081 | New |
| FMR LLC | 664,411 | $3.46M | 0.00% | −73,270−9.9% | Reduced |
| Acadian Asset Management LLC | 661,615 | $3.45M | 0.02% | +423,458+177.8% | Added |
| Citadel Advisors LLC | 615,699 | $3.21M | 0.00% | +257,854+72.1% | Added |
| Marshall Wace, LLP | 574,239 | $2.99M | 0.01% | +574,239 | New |
| Goldman Sachs Group Inc | 506,060 | $2.64M | 0.00% | +103,679+25.8% | Added |
| Banco Santander, S.A. | 400,000 | $2.08M | 0.03% | 00.0% | Unchanged |
| Pentwater Capital Management LP | 380,000 | $1.98M | 0.03% | +130,000+52.0% | Added |
| Northern Trust Corp | 376,980 | $1.96M | 0.00% | −14,044−3.6% | Reduced |
| Dimensional Fund Advisors LP | 363,645 | $1.90M | 0.00% | −83,310−18.6% | Reduced |
| Endurant Capital Management LP | 357,465 | $1.86M | 0.71% | +60,957+20.6% | Added |
| Morgan Stanley | 332,106 | $1.73M | 0.00% | −7,080−2.1% | Reduced |
| Federated Hermes, Inc. | 277,760 | $1.45M | 0.00% | +277,760 | New |
| Walleye Capital LLC | 272,764 | $1.42M | 0.04% | +209,154+328.8% | Added |
| Two Sigma Advisers, LP | 260,500 | $1.36M | 0.00% | +153,600+143.7% | Added |
| D. E. Shaw & Co., Inc. | 259,397 | $1.35M | 0.00% | +259,397 | New |
| Graham Capital Management, L.P. | 251,921 | $1.31M | 0.06% | +251,921 | New |
| Cubist Systematic Strategies, LLC | 250,389 | $1.30M | 0.01% | +164,819+192.6% | Added |
| Nuveen Asset Management, LLC | 231,472 | $1.21M | 0.00% | +45,340+24.4% | Added |
| Gsa Capital Partners LLP | 218,115 | $1.14M | 0.17% | +182,673+515.4% | Added |
| Parkman Healthcare Partners LLC | 184,518 | $961.0K | 0.35% | −15,328−7.7% | Reduced |
| Two Sigma Investments, LP | 182,896 | $953.0K | 0.00% | +19,984+12.3% | Added |
| AJU IB Investment Co., Ltd. | 175,000 | $912.0K | 1.77% | 00.0% | Unchanged |
| Man Group plc | – | $881.0K | 0.00% | – | – |
| Panagora Asset Management Inc | 168,390 | $877.0K | 0.01% | +49,326+41.4% | Added |
| Tekla Capital Management LLC | 163,924 | $854.0K | 0.03% | 00.0% | Unchanged |
| HRT Financial LP | 162,006 | $844.0K | 0.01% | +162,006 | New |
| State of Wisconsin Investment Board | 159,966 | $833.0K | 0.00% | +44,736+38.8% | Added |
| JPMorgan Chase & Co | 156,431 | $815.0K | 0.00% | −14,335−8.4% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 150,000 | $781.0K | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 147,700 | $770.0K | 0.00% | +147,700 | New |
| Bank of New York Mellon Corp | 136,983 | $714.0K | 0.00% | −13,635−9.1% | Reduced |
| Russell Investments Group, Ltd. | 130,464 | $678.0K | 0.00% | +80,288+160.0% | Added |
| Charles Schwab Investment Management Inc | 119,783 | $625.0K | 0.00% | +116+0.1% | Added |
| Kennedy Capital Management, Inc. | 114,437 | $596.0K | 0.02% | +125+0.1% | Added |
| PDT Partners, LLC | 111,917 | $583.0K | 0.05% | +31,046+38.4% | Added |
| DAFNA Capital Management LLC | 84,700 | $441.0K | 0.12% | 00.0% | Unchanged |
| Ergoteles LLC | 84,309 | $439.0K | 0.01% | +58,571+227.6% | Added |
| Occudo Quantitative Strategies LP | 82,752 | $431.0K | 0.04% | +82,752 | New |
| Public Employees Retirement System of Ohio | 75,800 | $395.0K | 0.00% | +35,626+88.7% | Added |
| Woodline Partners LP | 73,954 | $385.0K | 0.01% | +35,178+90.7% | Added |
| Los Angeles Capital Management LLC | 68,684 | $358.0K | 0.00% | +27,680+67.5% | Added |
| Schonfeld Strategic Advisors LLC | 65,300 | $340.0K | 0.00% | +65,300 | New |
| Rhumbline Advisers | 62,756 | $327.0K | 0.00% | +7,580+13.7% | Added |
| Candriam Luxembourg S.C.A. | 62,613 | $326.0K | 0.00% | +62,613 | New |
| Invesco Ltd. | 61,318 | $320.0K | 0.00% | +7,187+13.3% | Added |
| AQR Capital Management LLC | 59,397 | $309.0K | 0.00% | +36,221+156.3% | Added |
| New York Life Investment Management LLC | 56,732 | $296.0K | 0.00% | +56,732 | New |
| Caxton Associates LP | 41,541 | $216.0K | 0.03% | +41,541 | New |
| Victory Capital Management Inc | 35,375 | $184.0K | 0.00% | +40+0.1% | Added |
| XTX Topco Ltd | 35,175 | $183.0K | 0.07% | +35,175 | New |
| Squarepoint Ops LLC | 34,041 | $177.0K | 0.00% | −7,675−18.4% | Reduced |
| BNP Paribas Arbitrage, SA | 33,960 | $176.9K | 0.00% | +7,485+28.3% | Added |
| Alliancebernstein L.P. | 32,300 | $168.0K | 0.00% | −173,624−84.3% | Reduced |
| Qube Research & Technologies Ltd | 29,298 | $153.0K | 0.00% | +29,298 | New |
| Simplex Trading, LLC | 27,402 | $142.0K | 0.00% | +26,999+6,699.5% | Added |
| Cornercap Investment Counsel Inc | 26,613 | $139.0K | 0.02% | +26,613 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 25,930 | $135.0K | 0.00% | +25,930 | New |
| Barclays PLC | 23,838 | $125.0K | 0.00% | −29,753−55.5% | Reduced |
| Bank of America Corp | 21,165 | $110.0K | 0.00% | −246,074−92.1% | Reduced |
| Susquehanna International Group, LLP | 20,851 | $109.0K | 0.00% | −22,053−51.4% | Reduced |
| Deutsche Bank AG | 20,654 | $108.0K | 0.00% | −3,139−13.2% | Reduced |
| American International Group, Inc. | 20,602 | $107.0K | 0.00% | −925−4.3% | Reduced |
| SG Americas Securities, LLC | 20,533 | $107.0K | 0.00% | +20,533 | New |
| Manufacturers Life Insurance Company, The | 19,935 | $103.9K | 0.00% | +1,163+6.2% | Added |
| New York State Common Retirement Fund | 19,015 | $99.0K | 0.00% | −12,263−39.2% | Reduced |
| California State Teachers Retirement System | 18,823 | $98.0K | 0.00% | −27,248−59.1% | Reduced |
| Delphia (USA) Inc. | 18,140 | $95.0K | 0.07% | +18,140 | New |
| Voya Investment Management LLC | 17,110 | $89.0K | 0.00% | 00.0% | Unchanged |
| Corton Capital Inc. | 16,697 | $87.0K | 0.08% | +16,697 | New |
| Mirae Asset Global Investments Co., Ltd. | 13,506 | $70.0K | 0.00% | +13,506 | New |
| HSBC Holdings PLC | 12,557 | $66.0K | 0.00% | +12,557 | New |
| State Board of Administration of Florida Retirement System | 11,933 | $62.0K | 0.00% | +10+0.1% | Added |
| Personal Capital Advisors Corp | 11,202 | $58.0K | 0.00% | +11,202 | New |
| Manchester Capital Management LLC | 10,561 | $55.0K | 0.01% | 00.0% | Unchanged |
| American Portfolios Advisors | 10,000 | $52.1K | 0.00% | +900+9.9% | Added |
| Point72 Hong Kong Ltd | 8,833 | $46.0K | 0.00% | +8,833 | New |
| Lazard Asset Management LLC | 6,854 | $35.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 5,704 | $30.0K | 0.00% | +4,471+362.6% | Added |
| Amalgamated Bank | 5,551 | $29.0K | 0.00% | +171+3.2% | Added |
| Skandinaviska Enskilda Banken AB (publ) | 5,100 | $27.0K | 0.00% | 00.0% | Unchanged |
| HighMark Wealth Management LLC | 4,575 | $24.0K | 0.02% | 00.0% | Unchanged |
| Citigroup Inc | 3,939 | $21.0K | 0.00% | −24,732−86.3% | Reduced |
| UBS Group AG | 3,723 | $19.0K | 0.00% | −106,610−96.6% | Reduced |
| Legal & General Group Plc | 3,712 | $19.0K | 0.00% | −7,558−67.1% | Reduced |